<!DOCTYPE HTML>
<html lang="en" >
    
    <head>
        
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
        <title>对象的创建 | 个人笔记</title>
        <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
        <meta name="description" content="">
        <meta name="generator" content="GitBook 2.6.7">
        
        
        <meta name="HandheldFriendly" content="true"/>
        <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
        <meta name="apple-mobile-web-app-capable" content="yes">
        <meta name="apple-mobile-web-app-status-bar-style" content="black">
        <link rel="apple-touch-icon-precomposed" sizes="152x152" href="../../gitbook/images/apple-touch-icon-precomposed-152.png">
        <link rel="shortcut icon" href="../../gitbook/images/favicon.ico" type="image/x-icon">
        
    <link rel="stylesheet" href="../../gitbook/style.css">
    
        
        <link rel="stylesheet" href="../../gitbook/plugins/gitbook-plugin-highlight/website.css">
        
    
        
        <link rel="stylesheet" href="../../gitbook/plugins/gitbook-plugin-search/search.css">
        
    
        
        <link rel="stylesheet" href="../../gitbook/plugins/gitbook-plugin-fontsettings/website.css">
        
    
    

        
    
    
    <link rel="next" href="../../md/js/BOM.html" />
    
    
    <link rel="prev" href="../../md/js/数学对象.html" />
    

        
    </head>
    <body>
        
        
    <div class="book"
        data-level="3.19"
        data-chapter-title="对象的创建"
        data-filepath="md/js/对象的创建.md"
        data-basepath="../.."
        data-revision="Sat Oct 13 2018 16:22:38 GMT+0800 (中国标准时间)"
        data-innerlanguage="">
    

<div class="book-summary">
    <nav role="navigation">
        <ul class="summary">
            
            
            
            

            

            
    
        <li class="chapter " data-level="0" data-path="index.html">
            
                
                    <a href="../../index.html">
                
                        <i class="fa fa-check"></i>
                        
                        Introduction
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1" data-path="md/html/html介绍.html">
            
                
                    <a href="../../md/html/html介绍.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.</b>
                        
                        html介绍
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.1" data-path="md/html/html常用标签.html">
            
                
                    <a href="../../md/html/html常用标签.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.1.</b>
                        
                        html常用标签
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.2" data-path="md/html/a标签的使用.html">
            
                
                    <a href="../../md/html/a标签的使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.2.</b>
                        
                        a标签的使用
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.3" data-path="md/html/表格的介绍.html">
            
                
                    <a href="../../md/html/表格的介绍.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.3.</b>
                        
                        表格的介绍
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.4" data-path="md/html/列表.html">
            
                
                    <a href="../../md/html/列表.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.4.</b>
                        
                        列表
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.5" data-path="md/html/iframe内嵌框架.html">
            
                
                    <a href="../../md/html/iframe内嵌框架.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.5.</b>
                        
                        iframe内嵌框架
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.6" data-path="md/html/表单.html">
            
                
                    <a href="../../md/html/表单.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.6.</b>
                        
                        表单
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.7" data-path="md/html/媒体标签.html">
            
                
                    <a href="../../md/html/媒体标签.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.7.</b>
                        
                        媒体标签
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="1.8" data-path="md/html/下拉框，多行文本域以及对齐方式.html">
            
                
                    <a href="../../md/html/下拉框，多行文本域以及对齐方式.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>1.8.</b>
                        
                        清除样式
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2" data-path="md/css/css引入方式.html">
            
                
                    <a href="../../md/css/css引入方式.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.</b>
                        
                        css引入方式
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.1" data-path="md/css/css选择符与选择器.html">
            
                
                    <a href="../../md/css/css选择符与选择器.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.1.</b>
                        
                        css选择符与选择器
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.2" data-path="md/css/css字体样式.html">
            
                
                    <a href="../../md/css/css字体样式.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.2.</b>
                        
                        css字体样式
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.3" data-path="md/css/图片的调整.html">
            
                
                    <a href="../../md/css/图片的调整.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.3.</b>
                        
                        图片的调整
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.4" data-path="md/css/伪类选择.html">
            
                
                    <a href="../../md/css/伪类选择.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.4.</b>
                        
                        伪类选择
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.5" data-path="md/css/盒子模型.html">
            
                
                    <a href="../../md/css/盒子模型.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.5.</b>
                        
                        盒子模型
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.6" data-path="md/css/浮动.html">
            
                
                    <a href="../../md/css/浮动.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.6.</b>
                        
                        浮动
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.7" data-path="md/css/定位.html">
            
                
                    <a href="../../md/css/定位.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.7.</b>
                        
                        定位
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.8" data-path="md/css/阴影.html">
            
                
                    <a href="../../md/css/阴影.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.8.</b>
                        
                        阴影
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.9" data-path="md/css/图片溢出处理.html">
            
                
                    <a href="../../md/css/图片溢出处理.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.9.</b>
                        
                        图片溢出处理
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.10" data-path="md/css/动画.html">
            
                
                    <a href="../../md/css/动画.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.10.</b>
                        
                        动画
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.11" data-path="md/css/动画插件与浏览器内核.html">
            
                
                    <a href="../../md/css/动画插件与浏览器内核.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.11.</b>
                        
                        动画插件与浏览器内核
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.12" data-path="md/css/旋转菜单.html">
            
                
                    <a href="../../md/css/旋转菜单.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.12.</b>
                        
                        旋转菜单
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.13" data-path="md/css/视口.html">
            
                
                    <a href="../../md/css/视口.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.13.</b>
                        
                        移动端
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.14" data-path="md/css/rem布局.html">
            
                
                    <a href="../../md/css/rem布局.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.14.</b>
                        
                        rem布局
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.15" data-path="md/css/权重与雪碧图.html">
            
                
                    <a href="../../md/css/权重与雪碧图.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.15.</b>
                        
                        权重问题
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.16" data-path="md/css/移动底部菜单被系统键盘顶起问题.html">
            
                
                    <a href="../../md/css/移动底部菜单被系统键盘顶起问题.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.16.</b>
                        
                        移动端导航问题
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.17" data-path="md/css/flex布局.html">
            
                
                    <a href="../../md/css/flex布局.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.17.</b>
                        
                        flex布局
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.18" data-path="md/css/fullpage的使用.html">
            
                
                    <a href="../../md/css/fullpage的使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.18.</b>
                        
                        fullpage
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.19" data-path="md/css/bootstrap.html">
            
                
                    <a href="../../md/css/bootstrap.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.19.</b>
                        
                        bootstrap
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="2.20" data-path="md/css/媒体查询.html">
            
                
                    <a href="../../md/css/媒体查询.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>2.20.</b>
                        
                        媒体查询
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="3" data-path="md/js/js的介绍.html">
            
                
                    <a href="../../md/js/js的介绍.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.</b>
                        
                        JavaScript的介绍
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="3.1" data-path="md/js/JavaScript数据类型.html">
            
                
                    <a href="../../md/js/JavaScript数据类型.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.1.</b>
                        
                        JavaScript数据类型
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.2" data-path="md/js/数据类型的转换.html">
            
                
                    <a href="../../md/js/数据类型的转换.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.2.</b>
                        
                        数据类型的转换
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.3" data-path="md/js/运算符.html">
            
                
                    <a href="../../md/js/运算符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.3.</b>
                        
                        运算符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.4" data-path="md/js/比较运算符.html">
            
                
                    <a href="../../md/js/比较运算符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.4.</b>
                        
                        比较运算符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.5" data-path="md/js/赋值运算符.html">
            
                
                    <a href="../../md/js/赋值运算符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.5.</b>
                        
                        赋值运算符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.6" data-path="md/js/逻辑操作符.html">
            
                
                    <a href="../../md/js/逻辑操作符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.6.</b>
                        
                        逻辑操作符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.7" data-path="md/js/条件语句.html">
            
                
                    <a href="../../md/js/条件语句.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.7.</b>
                        
                        条件语句
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.8" data-path="md/js/条件运算符.html">
            
                
                    <a href="../../md/js/条件运算符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.8.</b>
                        
                        条件运算符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.9" data-path="md/js/位运算符.html">
            
                
                    <a href="../../md/js/位运算符.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.9.</b>
                        
                        位运算符
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.10" data-path="md/js/循环语句.html">
            
                
                    <a href="../../md/js/循环语句.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.10.</b>
                        
                        循环语句
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.11" data-path="md/js/for循环.html">
            
                
                    <a href="../../md/js/for循环.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.11.</b>
                        
                        for循环
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.12" data-path="md/js/ES6.html">
            
                
                    <a href="../../md/js/ES6.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.12.</b>
                        
                        ES6
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.13" data-path="md/js/es6安装.html">
            
                
                    <a href="../../md/js/es6安装.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.13.</b>
                        
                        ES6安装
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.14" data-path="md/js/内置对象.html">
            
                
                    <a href="../../md/js/内置对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.14.</b>
                        
                        内置对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.15" data-path="md/js/Array对象.html">
            
                
                    <a href="../../md/js/Array对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.15.</b>
                        
                        Array对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.16" data-path="md/js/Date对象.html">
            
                
                    <a href="../../md/js/Date对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.16.</b>
                        
                        Date对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.17" data-path="md/js/布尔值对象.html">
            
                
                    <a href="../../md/js/布尔值对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.17.</b>
                        
                        布尔值对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.18" data-path="md/js/数学对象.html">
            
                
                    <a href="../../md/js/数学对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.18.</b>
                        
                        数学对象
                    </a>
            
            
        </li>
    
        <li class="chapter active" data-level="3.19" data-path="md/js/对象的创建.html">
            
                
                    <a href="../../md/js/对象的创建.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.19.</b>
                        
                        对象的创建
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.20" data-path="md/js/BOM.html">
            
                
                    <a href="../../md/js/BOM.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.20.</b>
                        
                        BOM
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.21" data-path="md/js/DOM关于元素的获取.html">
            
                
                    <a href="../../md/js/DOM关于元素的获取.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.21.</b>
                        
                        DOM关于元素的获取
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.22" data-path="md/js/DOM元素对象.html">
            
                
                    <a href="../../md/js/DOM元素对象.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.22.</b>
                        
                        DOM元素对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.23" data-path="md/js/DOM事件练习.html">
            
                
                    <a href="../../md/js/DOM事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.23.</b>
                        
                        DOM事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.24" data-path="md/js/DOM鼠标事件.html">
            
                
                    <a href="../../md/js/DOM鼠标事件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.24.</b>
                        
                        DOM鼠标事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.25" data-path="md/js/事件代理.html">
            
                
                    <a href="../../md/js/事件代理.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.25.</b>
                        
                        事件代理
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.26" data-path="md/js/移动端事件.html">
            
                
                    <a href="../../md/js/移动端事件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.26.</b>
                        
                        移动端事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.27" data-path="md/js/无缝轮播图.html">
            
                
                    <a href="../../md/js/无缝轮播图.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.27.</b>
                        
                        无缝轮播图
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.28" data-path="md/js/鼠标事件练习.html">
            
                
                    <a href="../../md/js/鼠标事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.28.</b>
                        
                        鼠标事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.29" data-path="md/js/ajax.html">
            
                
                    <a href="../../md/js/ajax.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.29.</b>
                        
                        ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.30" data-path="md/js/封装ajax.html">
            
                
                    <a href="../../md/js/封装ajax.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.30.</b>
                        
                        封装ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.31" data-path="md/js/高德地图的使用.html">
            
                
                    <a href="../../md/js/高德地图的使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.31.</b>
                        
                        高德地图的使用
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.32" data-path="md/js/预加载插件使用.html">
            
                
                    <a href="../../md/js/预加载插件使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.32.</b>
                        
                        预加载插件使用
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="4" data-path="md/jQuery/JQ变量的声明.html">
            
                
                    <a href="../../md/jQuery/JQ变量的声明.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.</b>
                        
                        JQ变量的声明
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="4.1" data-path="md/jQuery/选择器和效果.html">
            
                
                    <a href="../../md/jQuery/选择器和效果.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.1.</b>
                        
                        选择器和效果
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.2" data-path="md/jQuery/属性.html">
            
                
                    <a href="../../md/jQuery/属性.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.2.</b>
                        
                        属性
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.3" data-path="md/jQuery/尺寸.html">
            
                
                    <a href="../../md/jQuery/尺寸.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.3.</b>
                        
                        尺寸
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.4" data-path="md/jQuery/遍历.html">
            
                
                    <a href="../../md/jQuery/遍历.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.4.</b>
                        
                        遍历
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.5" data-path="md/jQuery/正则表达式.html">
            
                
                    <a href="../../md/jQuery/正则表达式.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.5.</b>
                        
                        正则表达式
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.6" data-path="md/jQuery/jQuery事件练习.html">
            
                
                    <a href="../../md/jQuery/jQuery事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.6.</b>
                        
                        jQuery事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.7" data-path="md/jQuery/操作.html">
            
                
                    <a href="../../md/jQuery/操作.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.7.</b>
                        
                        操作
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.8" data-path="md/jQuery/事件.html">
            
                
                    <a href="../../md/jQuery/事件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.8.</b>
                        
                        事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.9" data-path="md/jQuery/ajax.html">
            
                
                    <a href="../../md/jQuery/ajax.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.9.</b>
                        
                        ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.10" data-path="md/jQuery/三级联动.html">
            
                
                    <a href="../../md/jQuery/三级联动.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.10.</b>
                        
                        三级联动
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.11" data-path="md/jQuery/滚动监听导航效果.html">
            
                
                    <a href="../../md/jQuery/滚动监听导航效果.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.11.</b>
                        
                        滚动监听导航效果
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.12" data-path="md/jQuery/悬停导航.html">
            
                
                    <a href="../../md/jQuery/悬停导航.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.12.</b>
                        
                        悬停导航
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="5" data-path="md/Vue/修饰符与条件渲染.html">
            
                
                    <a href="../../md/Vue/修饰符与条件渲染.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.</b>
                        
                        Vue修饰符与条件渲染
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="5.1" data-path="md/Vue/绑定class和style.html">
            
                
                    <a href="../../md/Vue/绑定class和style.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.1.</b>
                        
                        绑定class和style
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.2" data-path="md/Vue/排序.html">
            
                
                    <a href="../../md/Vue/排序.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.2.</b>
                        
                        排序
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.3" data-path="md/Vue/表单输入绑定.html">
            
                
                    <a href="../../md/Vue/表单输入绑定.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.3.</b>
                        
                        表单输入绑定
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.4" data-path="md/Vue/生命周期.html">
            
                
                    <a href="../../md/Vue/生命周期.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.4.</b>
                        
                        生命周期
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.5" data-path="md/Vue/自定义指令.html">
            
                
                    <a href="../../md/Vue/自定义指令.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.5.</b>
                        
                        自定义指令
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.6" data-path="md/Vue/组件.html">
            
                
                    <a href="../../md/Vue/组件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.6.</b>
                        
                        组件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.7" data-path="md/Vue/Vue事件练习.html">
            
                
                    <a href="../../md/Vue/Vue事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.7.</b>
                        
                        Vue事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.8" data-path="md/Vue/动态模板.html">
            
                
                    <a href="../../md/Vue/动态模板.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.8.</b>
                        
                        动态模板
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.9" data-path="md/Vue/插槽的使用.html">
            
                
                    <a href="../../md/Vue/插槽的使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.9.</b>
                        
                        插槽的使用
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.10" data-path="md/Vue/router.html">
            
                
                    <a href="../../md/Vue/router.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.10.</b>
                        
                        router
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.11" data-path="md/Vue/ajax与框架搭建.html">
            
                
                    <a href="../../md/Vue/ajax与框架搭建.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.11.</b>
                        
                        ajax与框架搭建
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.12" data-path="md/Vue/store.html">
            
                
                    <a href="../../md/Vue/store.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.12.</b>
                        
                        store
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.13" data-path="md/Vue/ref获取元素.html">
            
                
                    <a href="../../md/Vue/ref获取元素.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.13.</b>
                        
                        ref获取元素
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="6" data-path="md/wx/小程序.html">
            
                
                    <a href="../../md/wx/小程序.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.</b>
                        
                        小程序
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="6.1" data-path="md/wx/封装外部ajax路径.html">
            
                
                    <a href="../../md/wx/封装外部ajax路径.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.1.</b>
                        
                        封装外部ajax路径
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="6.2" data-path="md/wx/练习.html">
            
                
                    <a href="../../md/wx/练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.2.</b>
                        
                        练习
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="7" data-path="md/Egret/canvas.html">
            
                
                    <a href="../../md/Egret/canvas.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.</b>
                        
                        canvas
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="7.1" data-path="md/Egret/async.html">
            
                
                    <a href="../../md/Egret/async.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.1.</b>
                        
                        async
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.2" data-path="md/Egret/显示对象与容器.html">
            
                
                    <a href="../../md/Egret/显示对象与容器.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.2.</b>
                        
                        显示对象与容器
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.3" data-path="md/Egret/01.基础.html">
            
                
                    <a href="../../md/Egret/01.基础.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.3.</b>
                        
                        01.基础
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.4" data-path="md/Egret/02.对象池.html">
            
                
                    <a href="../../md/Egret/02.对象池.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.4.</b>
                        
                        02.对象池
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.5" data-path="md/Egret/03.typeScript.html">
            
                
                    <a href="../../md/Egret/03.typeScript.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.5.</b>
                        
                        03.typeScript
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.6" data-path="md/Egret/04.场景管理类.html">
            
                
                    <a href="../../md/Egret/04.场景管理类.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.6.</b>
                        
                        04.场景管理类
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="8" data-path="gitbook的安装.html">
            
                
                    <a href="../../gitbook的安装.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>8.</b>
                        
                        gitbook的安装
                    </a>
            
            
        </li>
    


            
            <li class="divider"></li>
            <li>
                <a href="https://www.gitbook.com" target="blank" class="gitbook-link">
                    Published with GitBook
                </a>
            </li>
            
        </ul>
    </nav>
</div>

    <div class="book-body">
        <div class="body-inner">
            <div class="book-header" role="navigation">
    <!-- Actions Left -->
    

    <!-- Title -->
    <h1>
        <i class="fa fa-circle-o-notch fa-spin"></i>
        <a href="../../" >个人笔记</a>
    </h1>
</div>

            <div class="page-wrapper" tabindex="-1" role="main">
                <div class="page-inner">
                
                
                    <section class="normal" id="section-">
                    
                        <h1 id="&#x9762;&#x5411;&#x5BF9;&#x8C61;javascript&#x662F;&#x4E00;&#x95E8;&#x9762;&#x5411;&#x5BF9;&#x8C61;&#x7684;&#x7F16;&#x7A0B;&#x8BED;&#x8A00;">&#x9762;&#x5411;&#x5BF9;&#x8C61;(JavaScript&#x662F;&#x4E00;&#x95E8;&#x9762;&#x5411;&#x5BF9;&#x8C61;&#x7684;&#x7F16;&#x7A0B;&#x8BED;&#x8A00;)</h1>
<p>&#x4EC0;&#x4E48;&#x662F;&#x5BF9;&#x8C61;&#xFF1F;</p>
<p>&#x5BF9;&#x8C61;&#x5C31;&#x662F;&#x4E00;&#x4E2A;&#x72EC;&#x7ACB;&#x7684;&#x4E2A;&#x4F53;&#xFF0C;&#x4ED6;&#x6709;&#x5C5E;&#x6027;&#x548C;&#x65B9;&#x6CD5;&#x3002;</p>
<p> &#x4EC0;&#x4E48;&#x662F;&#x9762;&#x5411;&#x5BF9;&#x8C61;&#xFF1F;</p>
<p>&#x9762;&#x5411;&#x5BF9;&#x8C61;&#x662F;&#x4E00;&#x79CD;&#x7F16;&#x7A0B;&#x601D;&#x60F3;&#x3002;</p>
<p>&#x9762;&#x5411;&#x8FC7;&#x7A0B;&#xFF1A;&#x6BD4;&#x5982;&#x505A;&#x4E00;&#x9053;&#x9898;&#xFF0C;&#x9700;&#x8981;&#x5206;&#x6790;&#x9898;&#x76EE;&#x7684;&#x8981;&#x6C42;&#x4EE5;&#x53CA;&#x5DF2;&#x77E5;&#x6761;&#x4EF6;&#xFF0C;&#x6839;&#x636E;&#x8FD9;&#x4E9B;&#x6761;&#x4EF6;&#x8FDB;&#x884C;&#xFF0C;&#x4E00;&#x6B65;&#x4E00;&#x6B65;&#x8FDB;&#x884C;&#x7F16;&#x5199;&#x3002;</p>
<p>&#x9762;&#x5411;&#x5BF9;&#x8C61;&#xFF0C;&#x662F;&#x4ECE;&#x7ED3;&#x679C;&#x51FA;&#x53D1;&#xFF0C;&#x5C06;&#x8FC7;&#x7A0B;&#x5C01;&#x88C5;&#x5728;&#x4E00;&#x8D77;&#xFF0C;&#x5F62;&#x6210;&#x4E00;&#x4E2A;&#x65B9;&#x6CD5;</p>
<p>var str = new String();</p>
<p>JavaScript&#x7684;&#x8BBE;&#x8BA1;&#x6A21;&#x5F0F;</p>
<h1 id="1&#x3001;&#x5B57;&#x9762;&#x91CF;&#x5BF9;&#x8C61;">1&#x3001;&#x5B57;&#x9762;&#x91CF;&#x5BF9;&#x8C61;</h1>
<p> &#x4F18;&#x70B9;&#xFF1A;&#x7B80;&#x5355;&#x660E;&#x4E86;</p>
<p>&#x7F3A;&#x70B9;&#xFF1A;&#x4E0D;&#x80FD;&#x591F;&#x590D;&#x7528;</p>
<pre><code>var obj={
name:&quot;&#x5C0F;&#x660E;&quot;,
age:&quot;16&quot;,
skill:function(){
console.log(&quot;&#x5403;&#x5403;&#x5403;!&quot;);
}
}
</code></pre><h1 id="2&#x3001;-&#x5DE5;&#x5382;&#x6A21;&#x5F0F;">2&#x3001; &#x5DE5;&#x5382;&#x6A21;&#x5F0F;</h1>
<p> &#x4F18;&#x70B9;&#xFF1A;&#x53EF;&#x4EE5;&#x6279;&#x91CF;&#x751F;&#x4EA7;</p>
<p> &#x7F3A;&#x70B9;&#xFF1A;&#x8BE5;&#x6A21;&#x5F0F;&#x4E0D;&#x80FD;&#x8BC6;&#x522B;&#x5230;&#x81EA;&#x5DF1;&#x662F;&#x7531;&#x8C01;&#x751F;&#x4EA7;&#x51FA;&#x6765;&#x7684;</p>
<pre><code>function factory(name,age,callback){
return {
&quot;name&quot;:name,
&quot;age&quot;:age,
 &quot;skill&quot;:function(){
console.log(&quot;123&quot;);
},
&quot;callback&quot;:callback
}
}
var xiaofang=factory(&quot;&#x5C0F;&#x82B3;&quot;,&quot;12&quot;,function(){
alert(&quot;&#x6211;&#x662F;&#x81EA;&#x5B9A;&#x4E49;&#x7684;&quot;);
});
console.log(xiaofang);
var xiaolan=factory(&quot;&#x5C0F;&#x5170;&quot;,&quot;23&quot;)
console.log(xiaolan);//&#x8F93;&#x51FA;&#x5BF9;&#x8C61;
xiaofang.skill();
xiaofang.callback();//&#x81EA;&#x5B9A;&#x4E49;&#x65B9;&#x6CD5;
</code></pre><pre><code>function factory1(name,rmb,callback){
return {
&quot;name&quot;:name,
&quot;rmb&quot;:rmb,
&quot;skill&quot;:function(){
console.log(&quot;&#x901F;&#x5EA6;&#x4E0E;&#x6FC0;&#x60C5;&quot;);
},
&quot;callback&quot;:callback
}
}
var lb=factory1(&quot;&#x5170;&#x535A;&#x57FA;&#x5C3C;&quot;,&quot;&#x4E00;&#x5343;&#x4E07;&quot;,function(){
alert(&quot;&#x8D85;&#x8DD1;&quot;);
});
console.log(lb);
lb.skill();
lb.callback();
var fld=factory1(&quot;&#x6CD5;&#x62C9;&#x7B2C;&quot;,&quot;&#x4E00;&#x767E;&#x4E07;&quot;,function(){
alert(&quot;&#x8FFD;&#x4E0D;&#x4E0A;&#x6211;&#x5427;&quot;);
});
console.log(fld);
fld.skill();
fld.callback();
//instanceof&#x662F;&#x7531;JavaScript&#x63D0;&#x4F9B;&#x7684;&#x4E00;&#x79CD;&#x68C0;&#x6D4B;&#x5BF9;&#x8C61;&#x662F;&#x7531;&#x8C01;&#x751F;&#x4EA7;&#x51FA;&#x6765;&#x7684;&#x65B9;&#x6CD5;
 console.log(fld instanceof factory1);//false
 console.log(fld.constructor);//Object() { [native code] }
</code></pre><h1 id="3&#x3001;&#x6784;&#x9020;&#x51FD;&#x6570;&#x6A21;&#x5F0F;">3&#x3001;&#x6784;&#x9020;&#x51FD;&#x6570;&#x6A21;&#x5F0F;</h1>
<p>&#x4F18;&#x70B9;&#xFF1A;&#x89E3;&#x51B3;&#x4E86;&#x6279;&#x91CF;&#x751F;&#x4EA7;&#x548C;&#x591A;&#x4E2A;&#x5BF9;&#x8C61;&#x76F8;&#x5173;&#x6027;&#x67E5;&#x8BE2;&#x7684;&#x95EE;&#x9898;,&#x80FD;&#x7528;instanceof&#x8BC6;&#x522B;&#x5BF9;&#x8C61;&#x7C7B;&#x578B; &#x3002;</p>
<p> &#x7F3A;&#x70B9;&#xFF1A;&#x540C;&#x4E00;&#x4E2A;&#x65B9;&#x6CD5;&#xFF0C;&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;&#x7684;&#x65F6;&#x5019;&#x4F1A;&#x521B;&#x5EFA;&#x4E0D;&#x540C;&#x7684;&#x7A7A;&#x95F4;&#xFF0C;&#x4F1A;&#x9020;&#x6210;&#x5185;&#x5B58;&#x6D6A;&#x8D39;&#x3002;</p>
<p> new&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;&#x65F6;&#x53D1;&#x751F;&#x4EE5;&#x4E0B;&#x56DB;&#x4E2A;&#x8FC7;&#x7A0B;&#xFF1A;</p>
<p>1&#x3001;&#x521B;&#x5EFA;&#x4E00;&#x4E2A;&#x5BF9;&#x8C61;</p>
<p>2&#x3001;&#x5C06;&#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x4F5C;&#x7528;&#x57DF;&#x8D4B;&#x503C;&#x7ED9;&#x65B0;&#x5BF9;&#x8C61;(&#x5373;this&#x6307;&#x5411;&#x65B0;&#x5BF9;&#x8C61;)</p>
<p>3&#x3001;&#x6267;&#x884C;&#x6784;&#x9020;&#x51FD;&#x6570;&#x4E2D;&#x7684;&#x4EE3;&#x7801;(&#x5373;&#xFF0C;&#x5C06;&#x6784;&#x9020;&#x51FD;&#x6570;&#x4E2D;&#x7684;&#x5C5E;&#x6027;&#x548C;&#x65B9;&#x6CD5;&#x8D4B;&#x503C;&#x7ED9;&#x65B0;&#x5BF9;&#x8C61;)</p>
<p>4&#x3001;&#x8FD4;&#x56DE;&#x65B0;&#x5BF9;&#x8C61;&#x3002;</p>
<pre><code>function Person(name,age,sex,skill){
this.name=name;
this.age=age;
this.sex=sex;
this.skill=skill;
this.pSkill=function(){
console.log(&quot;&#x5403;&quot;);
}
}
var girlfriend=new Person(&quot;&#x5141;&#x513F;&quot;,&quot;65&quot;,&quot;&#x53EF;&#x80FD;&#x662F;&#x7B2C;&#x4E09;&#x6027;&#x522B;&quot;,function(){
console.log(&quot;&#x89E3;&#x9501;&#x66F4;&#x591A;&#x6280;&#x80FD;&#xFF01;&quot;);
});
console.log(girlfriend);
girlfriend.skill();
girlfriend.pSkill();
console.log(girlfriend instanceof Person);//ture
console.log(girlfriend.constructor);//&#x6307;&#x5411;&#x5BF9;&#x8C61;&#x7684;&#x6784;&#x9020;&#x51FD;&#x6570;

var girlfriend1=new Person(&quot;&#x5982;&#x82B1;&quot;,&quot;23&quot;,&quot;&#x5973;&quot;,function(){
console.log(&quot;&#x80FD;&#x5403;&quot;);
});
console.log(girlfriend1);
girlfriend1.pSkill();
console.log(girlfriend.pSkill == girlfriend1.pSkill);//false
</code></pre><p>&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;&#x662F;&#x5982;&#x4F55;&#x7EE7;&#x627F;&#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x65B9;&#x6CD5;&#x548C;&#x5C5E;&#x6027;&#xFF1F;</p>
<p>&#x901A;&#x8FC7;&#x539F;&#x578B;&#x94FE;(<strong>proto</strong>)&#x6765;&#x627E;&#x5230;&#x5176;&#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x539F;&#x578B;&#x5BF9;&#x8C61;</p>
<p>&#x4ECE;&#x800C;&#x7EE7;&#x627F;&#x5176;&#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x65B9;&#x6CD5;&#x4E0E;&#x5C5E;&#x6027;</p>
<h1 id="4&#x3001;&#x539F;&#x578B;&#x6A21;&#x578B;">4&#x3001;&#x539F;&#x578B;&#x6A21;&#x578B;</h1>
<p> &#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;</p>
<p> &#x4F18;&#x70B9;&#xFF1A;&#x89E3;&#x51B3;&#x4E86;&#x6784;&#x9020;&#x51FD;&#x6570;&#x6A21;&#x5F0F;&#x7684;&#x7A7A;&#x95F4;&#x6D6A;&#x8D39;&#x95EE;&#x9898;</p>
<p> &#x7F3A;&#x70B9;&#xFF1A;</p>
<p>1&#x3001;&#x7701;&#x7565;&#x4E86;&#x4E3A;&#x6784;&#x9020;&#x51FD;&#x6570;&#x4F20;&#x9012;&#x521D;&#x59CB;&#x5316;&#x53C2;&#x6570;&#x8FD9;&#x4E00;&#x73AF;&#x8282;&#xFF0C;&#x7ED3;&#x679C;&#x6240;&#x6709;&#x5B9E;&#x4F8B;&#x5728;&#x9ED8;&#x8BA4;&#x60C5;&#x51B5;&#x4E0B;&#x90FD;&#x5C06;&#x53D6;&#x5F97;&#x76F8;&#x540C;&#x7684;&#x5C5E;&#x6027;&#x503C;(&#x4E0D;&#x80FD;&#x6279;&#x91CF;&#x751F;&#x4EA7;)&#x3002;</p>
<p>2&#x3001;&#x539F;&#x578B;&#x4E2D;&#x6240;&#x6709;&#x5C5E;&#x6027;&#x662F;&#x88AB;&#x5F88;&#x591A;&#x5B9E;&#x4F8B;&#x5171;&#x4EAB;&#x7684;&#xFF0C;&#x8FD9;&#x79CD;&#x5171;&#x4EAB;&#x9002;&#x7528;&#x4E8E;&#x51FD;&#x6570;&#xFF0C;&#x4F46;&#x5BF9;&#x4E8E;&#x5305;&#x542B;&#x5F15;&#x7528;&#x7C7B;&#x578B;&#x503C;&#x7684;&#x5C5E;&#x6027;&#x5C31;&#x5F88;&#x6210;&#x95EE;&#x9898;</p>
<p>Date.prototype -&gt;&#x6307;&#x5411; &#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x539F;&#x578B;&#x5BF9;&#x8C61;</p>
<pre><code>console.log(Date.prototype);
console.log(Date.prototype.constructor);//&#x6307;&#x5411;Date&#x8FD9;&#x4E2A;&#x6784;&#x9020;&#x51FD;&#x6570;
//            Date.prototype .toLocaleString() = function(){
//                return~
//            }
 var data1=new Date();
var data2=new Date();
console.log(data1.__proto__==Date.prototype);//true
function fun(){};
 fun.prototype.name=&quot;&#x5C0F;&#x660E;&quot;;
 fun.prototype.age=&quot;13&quot;;
fun.skill=function(){
console.log(&quot;&#x5403;&#x5403;&#x5403;&quot;);
}
var fun1=new fun();
console.log(fun1);
var fun2=new fun();
console.log(fun2);
console.log(fun1.skill == fun2.skill);//true
</code></pre><h1 id="5&#x3001;&#x6DF7;&#x5408;&#x6A21;&#x5F0F;&#x6784;&#x9020;&#x51FD;&#x6570;&#x548C;&#x539F;&#x578B;&#x6A21;&#x5F0F;&#x7ED3;&#x5408;">5&#x3001;&#x6DF7;&#x5408;&#x6A21;&#x5F0F;(&#x6784;&#x9020;&#x51FD;&#x6570;&#x548C;&#x539F;&#x578B;&#x6A21;&#x5F0F;&#x7ED3;&#x5408;)</h1>
<pre><code>function People(name,age,sex){
this.name=name;
this.sex=sex;
this.age=age;
}
People.prototype.skill=function(){
console.log(&quot;&#x5403;&#x5403;&quot;);
}
People.prototype={
skill1:function(){
console.log(&quot;123&quot;);
},
skill2:function(){
console.log(&quot;789&quot;);
}
}
var people1 = new People(&quot;&#x5C0F;&#x660E;&quot;,12,&quot;&#x7537;&quot;);
var people2 = new People(&quot;&#x5C0F;&#x82B3;&quot;,12,&quot;&#x5973;&quot;);
console.log(people1.skill == people2.skill);//true
</code></pre><h1 id="es6">es6</h1>
<pre><code>class Obj{
constructor(name,age,sex){
this.name=name;
this.age=age;
this.sex=sex;
}
skill(){
console.log(&quot;&#x6211;&#x662F;es6&#x5B9A;&#x4E49;&#x7684;&#x5BF9;&#x8C61;&quot;);
}
}
Obj.prototype.fav=&quot;&#x6572;&#x4EE3;&#x7801;&quot;;
var obj1 = new Obj(&quot;&#x5C0F;&#x5B66;&quot;,&quot;12&quot;,&quot;&#x7537;&quot;);
var obj2 = new Obj(&quot;&#x5C0F;&#x82B3;&quot;,&quot;13&quot;,&quot;&#x5973;&quot;);
console.log(obj1);
console.log(obj1.skill == obj2.skill);//true
console.log(obj1.__proto__);
#in&#x64CD;&#x4F5C;&#x7B26;&#xFF0C;&#x7528;&#x4E8E;&#x68C0;&#x6D4B;&#x5BF9;&#x8C61;&#x4E2D;&#x662F;&#x5426;&#x6709;&#x67D0;&#x4E2A;&#x5C5E;&#x6027;&#xFF0C;&#x6709;&#x5C31;&#x8FD4;&#x56DE;true&#xFF0C;&#x6CA1;&#x6709;false
console.log(&quot;name&quot; in obj1);//true    
console.log(&quot;name&quot; in Obj);//true
console.log(&quot;skill&quot; in obj1);//false
//&#x6CE8;&#x610F;&#xFF1A;in&#x65B9;&#x6CD5;&#x65E0;&#x6CD5;&#x68C0;&#x6D4B;&#x5230;&#x6784;&#x9020;&#x51FD;&#x6570;&#x7684;&#x539F;&#x578B;&#x5BF9;&#x8C61;&#x4E2D;&#x7684;&#x65B9;&#x6CD5;
console.log(&quot;skill&quot; in Obj);//false
console.log(&quot;fav&quot; in Obj);//false

//hasOwnProperty()&#x7528;&#x6765;&#x68C0;&#x6D4B;&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;&#x4E2D;&#x662F;&#x5426;&#x6709;&#x67D0;&#x4E2A;&#x5C5E;&#x6027;&#x6216;&#x65B9;&#x6CD5;
//&#x901A;&#x8FC7;&#x539F;&#x578B;&#x94FE;&#x4E0A;&#x7EE7;&#x627F;&#x8FC7;&#x6765;&#x7684;&#x5C5E;&#x6027;&#x6216;&#x65B9;&#x6CD5;&#x65E0;&#x6CD5;&#x901A;&#x8FC7;hasOwnProperty&#x6765;&#x68C0;&#x6D4B;&#x3002;
console.log(obj1.hasOwnProperty(&quot;age&quot;));//true
console.log(obj1.hasOwnProperty(&quot;skill&quot;));//false
//delete &#x5220;&#x9664;&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;&#x4E2D;&#x7684;&#x5C5E;&#x6027;,&#x4E0D;&#x80FD;&#x76F4;&#x63A5;&#x5220;&#x9664;&#x6784;&#x9020;&#x51FD;&#x6570;&#x4E2D;&#x7684;&#x5C5E;&#x6027;&#xFF0C;&#x56E0;&#x4E3A;&#x5BF9;&#x8C61;&#x8FD8;&#x6CA1;&#x5B9E;&#x4F8B;&#x5316;&#x51FA;&#x6765;&#xFF0C;&#x6240;&#x4EE5;this&#x8FD8;&#x4E0D;&#x77E5;&#x9053;&#x6307;&#x5411;&#x8C01;&#x3002;
delete obj1.name;
console.log(obj1);
console.log(obj2);
</code></pre><h1 id="&#x5355;&#x5217;&#x6A21;&#x5F0F;">&#x5355;&#x5217;&#x6A21;&#x5F0F;</h1>

                    
                    </section>
                
                
                </div>
            </div>
        </div>

        
        <a href="../../md/js/数学对象.html" class="navigation navigation-prev " aria-label="Previous page: 数学对象"><i class="fa fa-angle-left"></i></a>
        
        
        <a href="../../md/js/BOM.html" class="navigation navigation-next " aria-label="Next page: BOM"><i class="fa fa-angle-right"></i></a>
        
    </div>
</div>

        
<script src="../../gitbook/app.js"></script>

    
    <script src="../../gitbook/plugins/gitbook-plugin-search/lunr.min.js"></script>
    

    
    <script src="../../gitbook/plugins/gitbook-plugin-search/search.js"></script>
    

    
    <script src="../../gitbook/plugins/gitbook-plugin-sharing/buttons.js"></script>
    

    
    <script src="../../gitbook/plugins/gitbook-plugin-fontsettings/buttons.js"></script>
    

    
    <script src="../../gitbook/plugins/gitbook-plugin-livereload/plugin.js"></script>
    

<script>
require(["gitbook"], function(gitbook) {
    var config = {"highlight":{},"search":{"maxIndexSize":1000000},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"livereload":{}};
    gitbook.start(config);
});
</script>

        
    </body>
    
</html>
